نتایج جستجو برای: feed conversion ratio and viability were significantly different between treatments p

تعداد نتایج: 17220714  

Journal: :poultry science journal 2015
taraz z shams shargh m samadi f ebrahimi p zerehdaran s

the antimicrobial effectiveness of different extracts of chicory (cichorium intybus l.) plant including methanolic, ethylic acetate, chloroformic, and aqueous extracts was evaluated by disk diffusion method. the ethylic acetate extract showed higher antibacterial activity against e. coli compared with others. then, effects of different levels of ethylic acetate extract on growth performance and...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده ادبیات و زبانهای خارجی 1391

abstract lexical knowledge of complex english words is an important part of language skills and crucial for fluent language use (nation, 2001). the present study, thus, was an attempt to assess the role of morphological decomposition awareness as a vocabulary learning strategy on learners’ productive and receptive recall and recognition of complex english words. so 90 sophomores (female and ma...

2013
O. Rose

A study was conducted to determine the effects of corn distillers’ dried grain (CDDG) on the performance and egg quality of laying hens. The hens were fed dietary inclusions of CDDG at 0, 10, 20, 30 and 40% for a period of eight weeks. Average feed intake, weight gain, feed conversion ratio and nitrogen economy varied significantly (P<0.05) among dietary treatments. Birds fed 30% dietary CDDG h...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیخ بهایی - دانشکده زبانهای خارجی 1391

simplification universal as a universal feature of translation means translated texts tend to use simpler language than original texts in the same language and it can be critically investigated through common concepts: type/token ratio, lexical density, and mean sentence length. although steps have been taken to test this hypothesis in various text types in different linguistic communities, in ...

افشارمنش, محسن , رستمی گوهری, الهه , رمضانی, مهدی, طهماسبی, رضا ,

This experiment was conducted to investigate the effect of different levels of Ferulaassa-foetida gum powder and antibiotic on performance, intestine morphology and microbial population in broiler chicks. The experiment was carried out in a completely randomized design with 240 chicks in 5 treatments, 4 replicates and 12 chicks per replicate. Treatments included: 1) basal diet without additives...

Journal: :تولیدات دامی 0
بهروز دستار استاد گروه تغذیه دام و طیور، دانشکده علوم دامی، دانشگاه علوم کشاورزی و منابع طبیعی گرگان، گلستان، ایران محسن رجب زاده نسوان دانشجوی دکتری تخصصی گروه تغذیه دام و طیور، دانشکده علوم دامی، دانشگاه علوم کشاورزی و منابع طبیعی گرگان، گلستان، ایران محمود شمس شرق دانشیار گروه تغذیه دام و طیور، دانشکده علوم دامی، دانشگاه علوم کشاورزی و منابع طبیعی گرگان، گلستان، ایران مختار مهاجر استادیار بخش تحقیقات علوم دامی، مرکز تحقیقات و آموزش کشاورزی و منابع طبیعی استان گلستان، گرگان - ایران

the effect of feeding different protein profiles on growth performance, carcass components and nitrogen content of litter in cobb 500 broiler strain was evaluated using 800 chicks in a completely randomized design with four treatments, five replicates groups of 40 birds per each treatment. the treatments were consisted of four protein feeding profiles (based on cobb strain nutrition guide, reco...

Journal: :علوم دامی ایران 0
بهنام عباس پور دانشجوی دکتری، گروه علوم دام و طیور، پردیس ابوریحان، دانشگاه تهران سید داود شریفی دانشیار، گروه علوم دام و طیور، پردیس ابوریحان، دانشگاه تهران

the aim of this study was to investigate the effects seaweeds gracilariopsis persica in diets on performance and tsh, t3 and t4 hormones in serum of laying quail. a total of 112 laying quails were randomly allocated into four dietary treatments (diets containing 0, 1, 3 and 5% seaweed) with 4 replicates of 7 birds each. the birds were fed on experimental diets for 12 weeks. eggs were collected ...

Journal: Poultry Science Journal 2020
Baniasadi M Salajegheh MH, Salarmoini M Yousef Elahi M

The primary aim of this study was to assay the influence of dietary Ca sources and levels on performance, egg quality indices, and selected blood variables of laying hens. A total of 192 Bovanz commercial layers were distributed to 6 dietary treatment groups with 4 replicates and 8 birds in each replicate. The experimental diets were iso-caloric and iso-nitrogenous, but they were different in t...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده زبانهای خارجی 1391

the speech act of disagreement has been one of the speech acts that has received the least attention in the field of pragmatics. this study investigates the ways power relations, social distance, formality of the context, gender, and language proficiency (for efl learners) influence disagreement and politeness strategies. the participants of the study were 200 male and female native persian s...

Journal: :پژوهش های علوم دامی ایران 0
حجت صنوبر کلاتی محمود شمس شرق بهروز دستار سعید زره داران

the present study was conducted to evaluate the effect of different levels of organic selenium and vitamin e on performance and meat quality in japanese quail. four hundred eighty quails were carried out in a completely randomized design with two levels of organic selenium (0.2 and 0.4 mg/kg) and three levels of vitamin e (18, 90 and 180 mg/kg). four replicates with 20 quails were allocated to ...

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